Operation Manual
GMC-I Messtechnik GmbH 15
Operating Overview – Connections, Keys, Rotary Switch, Symbols
User Interface Symbols in the Following Chapters
... Scroll through main menu
... Scroll through sub-menu
Select decimal point
Increase/decrease value
time Sub-menu/parameter (7-segment font)
1nFo Main menu (7-segment font, boldface)
Symbols on the Device
Warning concerning a point of danger
(attention: observe documentation!)
Ground
CAT II I / IV Measuring category III or IV device, see also
“Measuring Categories and their Significance per IEC
61010-1” on page 8
Continuous, doubled or reinforced insulation
Indicates EC conformity
s IR t Position of the infrared interface, window on the top of
the instrument (METRAHIT⏐X-
TRA⏐OUTDOOR only)
Position of the power pack connector socket,
see also chapter 3.1
(METRAHIT⏐X-TRA⏐OUTDOOR only)
Fuse for current measuring ranges, see chapter 9.3
(not METRAHIT⏐B
ASE)
The device may not be disposed of with the trash.
Further information regarding the WEEE mark can be
accessed on the Internet at www.gossenmetrawatt.com
under the search term WEEE (see also chapter 9.5).
Calibration seal (blue seal):
see also “Recalibration” on page 65.
!
5 V / 600 mA
Serial number
Registration number
Date of calibraion (year – month)
German Accrediation Body GmbH – Calibration lab
XY123
2012-07
D-K-
15080-01-01